<!DOCTYPE html>

<html>
    <head>
        <meta charset="UTF-8">
        <title>浏览器信息</title>
        <script>
            (function(){
                document.writeln('<div>appName: '+ navigator.appName +'</div>');
                document.writeln('<div>appVersion: ' + navigator.appVersion + '</div>');
                document.writeln('<div>userAgent: ' + navigator.userAgent + '</div>');
            })();
        </script>
    </head>
    <body>
    </body>
</html>